The "9.2016 Рі.7z" file is a textbook example of how attackers use mundane-looking archives to bypass our defenses. If you find it, and clear your trash.
If you must handle a suspicious file, upload it to a service like VirusTotal first. These tools scan the file against dozens of antivirus engines to see if it’s a known threat. The Verdict
Files like "9.2016 Рі.7z" were frequently used to deliver , such as: Ransomware: Encrypting your files and demanding payment.
Creating a "backdoor" for hackers to access your system. Spyware: Stealing login credentials and personal data. 3 Rules for Handling Suspicious Archives